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All the Perl that's Practical to Extract and Report

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  • Is that really a mistake? Seems to me that 'validate' is a function that validates strings. It just so happens that in this call it needs to validate the result of a method that was called on the same object.

    It's a trade-off. If you write 'validate' such that it doesn't take argument, but calls 'user' on its first parameter, you have a function with a simpler interface. OTOH, the function is less general than it can be - all it can do is validate its own user. It also should have been named differently, f